Inventor · disambiguated record
Edgar H. Callaway, Jr.
Also filed as: CALLAWAY EDGAR H · CALLAWAY EDGAR H JR · CALLAWAY EDGAR HERBERT · CALLAWAY JR EDGAR H
73 granted patents·18 pending applications·2,169 citations·filing 1990–2018
99Inventor score
Files withMOTOROLA INC54SUNRISE MICRO DEVICES INC11CALLAWAY JR EDGAR H9ADVANCED RISC MACH LTD3MARTIN FREDERICK L2
Top patents by PatentIndex Score
91 records- 0198US6745038B2Intra-piconet location determination and tomographyMOTOROLA INC·Filed 2001·Granted Jun 1, 2004·224 cites·38 claims
- 0297US9544004B2Power efficient communicationsCALLAWAY JR EDGAR H·Filed 2011·Granted Jan 10, 2017·26 cites·20 claims
- 0395US9553626B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2012·Granted Jan 24, 2017·10 cites·7 claims
- 0495US7171476B2Protocol and structure for self-organizing networkMOTOROLA INC·Filed 2002·Granted Jan 30, 2007·177 cites·51 claims
- 0595US6879567B2Method and apparatus for battery life extension for nodes within beaconing networksMOTOROLA INC·Filed 2003·Granted Apr 12, 2005·104 cites·9 claims
- 0691US9590682B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2015·Granted Mar 7, 2017·4 cites·19 claims
- 0791US9241315B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2012·Granted Jan 19, 2016·6 cites·6 claims
- 0891US9237526B2Power efficient communicationsCALLAWAY JR EDGAR H·Filed 2011·Granted Jan 12, 2016·6 cites·20 claims
- 0991US9198133B2Power efficient communicationsCALLAWAY JR EDGAR H·Filed 2011·Granted Nov 24, 2015·6 cites·39 claims
- 1091US9198134B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2012·Granted Nov 24, 2015·6 cites·4 claims
- 1191US6862433B2Antenna system for a wireless information deviceMOTOROLA INC·Filed 2001·Granted Mar 1, 2005·70 cites·22 claims
- 1291US6519275B2Communications system employing differential orthogonal modulationMOTOROLA INC·Filed 2001·Granted Feb 11, 2003·51 cites·16 claims
- 1391US6275500B1Method and apparatus for dynamic control of talk groups in a wireless networkMOTOROLA INC·Filed 1999·Granted Aug 14, 2001·195 cites·13 claims
- 1491US5606731AZerox-IF receiver with tracking second local oscillator and demodulator phase locked loop oscillatorMOTOROLA INC·Filed 1995·Granted Feb 25, 1997·146 cites·20 claims
- 1590US9894615B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2017·Granted Feb 13, 2018·4 cites·26 claims
- 1690US9461688B2Power efficient communicationsCALLAWAY JR EDGAR H·Filed 2011·Granted Oct 4, 2016·7 cites·31 claims
- 1790US7251222B2Procedures for merging the mediation device protocol with a network layer protocolMOTOROLA INC·Filed 2001·Granted Jul 31, 2007·74 cites·26 claims
- 1890US6711380B1Method and apparatus for reducing interference effects caused by microwave sourcesMOTOROLA INC·Filed 2000·Granted Mar 23, 2004·60 cites·18 claims
- 1989US9461689B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2012·Granted Oct 4, 2016·6 cites·7 claims
- 2089US6215360B1Semiconductor chip for RF transceiver and power output circuit thereforMOTOROLA INC·Filed 1998·Granted Apr 10, 2001·68 cites·27 claims
- 2188US10057858B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2018·Granted Aug 21, 2018·2 cites·8 claims
- 2288US9548783B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2012·Granted Jan 17, 2017·4 cites·4 claims
- 2388US6922432B2System for spread spectrum communicationMOTOROLA INC·Filed 2001·Granted Jul 26, 2005·33 cites·38 claims
- 2487US9564939B2Power efficient communicationsCALLAWAY JR EDGAR H·Filed 2011·Granted Feb 7, 2017·4 cites·15 claims
- 2587US6553060B2Method and apparatus for dynamic spectrum allocationMOTOROLA INC·Filed 2001·Granted Apr 22, 2003·47 cites·5 claims
- 2687US6327300B1Method and apparatus for dynamic spectrum allocationMOTOROLA INC·Filed 1999·Granted Dec 4, 2001·146 cites·16 claims
- 2785US10034247B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2017·Granted Jul 24, 2018·2 cites·26 claims
- 2884US7564842B2Methods and apparatuses for routing data in a personal area networkMITSUBISHI ELECTRIC RES LAB·Filed 2004·Granted Jul 21, 2009·40 cites·53 claims
- 2984US7417517B2Method and apparatus for a communications filterMOTOROLA INC·Filed 2006·Granted Aug 26, 2008·10 cites·29 claims
- 3077US7133398B2System and method for asynchronous communications employing direct and indirect access protocolsMOTOROLA INC·Filed 2002·Granted Nov 7, 2006·37 cites·10 claims
- 3176US7277457B2Sync bursts for frequency offset compensationMOTOROLA INC·Filed 2003·Granted Oct 2, 2007·27 cites·19 claims
- 3274US5838741ACommunication device and method for reducing effects of noise introduction by synchronizing data transfer to a received signalMOTOROLA INC·Filed 1997·Granted Nov 17, 1998·56 cites·12 claims
- 3373US8145230B2Context-image distributed spectrum allocation scheme for cognitive radiosCALLAWAY JR EDGAR H·Filed 2008·Granted Mar 27, 2012·5 cites·16 claims
- 3473US7016661B2Multi-mode receiver for frequency error mitigationMOTOROLA INC·Filed 2003·Granted Mar 21, 2006·13 cites·7 claims
- 3572US6816493B2Method and apparatus employing a mediation device to facilitate communication among devices in an asynchronous communications networkMOTOROLA INC·Filed 2001·Granted Nov 9, 2004·18 cites·23 claims
- 3672US6160490AApparatus for improving the battery life of a selective call receiverMOTOROLA INC·Filed 1998·Granted Dec 12, 2000·61 cites·20 claims
- 3772US5734974ASelective call receivers with stepwise variable gain controlMOTOROLA INC·Filed 1996·Granted Mar 31, 1998·33 cites·10 claims
- 3872US5495344AFacsimile paging system with virtual display capability and method thereforMOTOROLA INC·Filed 1993·Granted Feb 27, 1996·45 cites·14 claims
- 3971US7961828B2Sync bursts frequency offset compensationMOTOROLA MOBILITY INC·Filed 2004·Granted Jun 14, 2011·14 cites·12 claims
- 4071US5555452APeak and valley signal measuring circuit using single digital-to-analog converterFiled 1995·Granted Sep 10, 1996·81 cites·20 claims
- 4170US7400595B2Method and apparatus for battery life extension for nodes within beaconing networksMOTOROLA INC·Filed 2004·Granted Jul 15, 2008·10 cites·8 claims
- 4269US6597915B2System and method for updating location information for distributed communication devicesMOTOROLA INC·Filed 2001·Granted Jul 22, 2003·14 cites·16 claims
- 4367US10470132B2Power efficient communicationsSUNRISE MICRO DEVICES INC·Filed 2018·Granted Nov 5, 2019·0 cites·17 claims
- 4467US8385932B2Technique and apparatus for cognitive radio access to a brokered spectrumMOTOROLA SOLUTIONS INC·Filed 2009·Granted Feb 26, 2013·3 cites·21 claims
- 4567US7706465B2Method and apparatus for communication by a secondary user of spectrumMOTOROLA INC·Filed 2006·Granted Apr 27, 2010·3 cites·15 claims
- 4666US8773083B2Detection of insufficient current sourcing capability of supplied powerMARTIN FREDERICK L·Filed 2012·Granted Jul 8, 2014·3 cites·24 claims
- 4766US7295638B2Communication deviceMOTOROLA INC·Filed 2003·Granted Nov 13, 2007·10 cites·31 claims
- 4864US6594317B2Simple encoding/decoding technique for code position modulationMOTOROLA INC·Filed 2002·Granted Jul 15, 2003·7 cites·39 claims
- 4963US10007286B2Switching regulator overload detectorSUNRISE MICRO DEVICES INC·Filed 2015·Granted Jun 26, 2018·1 cites·17 claims
- 5063US7492773B2Media access control and distributed data processing using mediation devices in an asynchronous networkMOTOROLA INC·Filed 2003·Granted Feb 17, 2009·9 cites·39 claims
Showing the top 50 of 91 patent records by PatentIndex Score.
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